Pro Silverlight 5 in VB

Understanding Out-of-Browser Support

The first detail you should understand about Silverlight out-of-browser applications is that despite their name, they don't run without the browser. Instead, out-of-browser applications conceal the browser's presence. When you run one, a specialized Silverlight tool named sllauncher.exe (which you can find in a directory like c:\Program Files\Microsoft Silverlight\ on a Windows computer) creates a stand-alone window that hosts a browser control inside. This browser window is stripped down to little more than a bare frame and includes none of the standard browser user interface (which means no toolbar, favorites, navigation buttons, and so on).

Note Out-of-browser applications work on all supported Silverlight ...